Main Chapters · Stage 17
Cats of the Cosmos Ch. 3 — Stage 17
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Cats of the Cosmos Ch. 3 — Stage 17 is a Battle Cats stage in Cats of the Cosmos Ch. 3. It costs 90 energy and sends 8 enemy spawn lines against a 490,000 HP enemy base, and clearing it rewards 5,800 XP. Its enemies carry the Alien trait, so cats that target it do the most work here.
Data updated: 2026-08-31
90Energy Cost
5,800XP Reward
490,000Enemy Base HP
4,500Stage Length
15Max Enemies
9.2Difficulty
Enemy spawns (8)
| Enemy | Strength | Count | First Spawn | Respawn | Base HP Trigger | Notes |
|---|---|---|---|---|---|---|
 Le'Solar | 500% | 1 | 0s | — | 100% | — |
 Trolly Blogger | 200% | ∞ | 0s | 6.7s~13.3s | 100% | — |
| Trolly Blogger | 200% | ∞ | 30s | 30s~33.3s | 100% | — |
| Trolly Blogger | 200% | ∞ | 33.3s | 30s~33.3s | 100% | — |
 Mesocosmocyclone | 150% | 1 | 66.7s | — | 100% | — |
 UltraBaaBaa | 250% | 3 | 6.7s | 33.3s~36.7s | 100% | — |
 General GreGory | 500% | 1 | 30s | — | 100% | — |
 Ms. Sign | 100% | ∞ | 900s | 900s | 100% | — |